SADTLER
FACTORIES HOSPITALS SCHOOLS
LABORATORIES
EXPERIMENT STATIONS
ITI3 COMMERCIAL SPECTRA identify 5,500 trade products Get fast, positive identification of an unknown by comparing its IR spectrum to a Sadtler Commercial Spectrum. A special SPEC-FINDER lists all spectra by its strongest band . . . gives you the correct Sadtler Spectrum serial number in minutes!
Up-to-date
Spectra now available for following groups of com mercial compounds: GROUP
QUANTITY
Agricultural Chemicals Fibers Perfumes and Flavors Pigments, Dyes, and Stains Plasticizers Polymers Polyols Rosins Rubbers Soaps, Fatty Oils Solvents Surface Active Agents Textile Chemicals Waxes Petroleum Chemicals
65
51 350 1130
500 1000
54 80 100 64 700 1200
80 100 200 TOTALS
5674
Write today for free brochure including sample spectra.
MODEL "F"
HAAKE
CONSTANT TEMPERATURE CIRCULATOR The ideal circulating thermostat for to day's crowded laboratories is the Haake Model "F". Due to its light weight and com pact design it can easily be moved around and occupies a minimum of space. It is ideal for any type of instrumentation or for ambulatory use with clinical appliances which require temperature control. Some typical applications include such liquid jacketed instruments as spectrophoto meters, refractometers, viscometers and blood pH equipment. Accuracy to ± 0 . 0 1 °C. Pumps 2V2 gal/min. Available with or with out suction pump.
NAME ADDRESS CITY
ZONE
SADTLER 1517
VINE
STREET,
STATE
RESEARCH LABORATORIES
PHILADELPHIA
2,
PENNSYLVANIA
Agents in principal countries of the world.
BRINKMANN BRINKMANN INSTRUMENTS, INC. 115 CUTTER MILL ROAD, GREAT NECK, Ν. Υ. PHILADELPHIA • CLEVELAND • HOUSTON • MIAMI · MENLO PARK, CAL · ST. LOUIS
Circle No. 137 on Readers' Service Card 94 A
·
ANALYTICAL CHEMISTRY
Circle No. 160 on Readers' Service Card
